-JPKNHTP

This is the place for any magazine-related discussions that don't fit in any of the column discussion boards below.
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JPKNHTP
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Externet
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Post by Externet »

Hi JPK...
There is a chance the data is somewhere in the EIO site or their forums; or the Earth LCD site.

If you have the adrenaline it takes, go for the project. It will take blood, sweat, tears and much, much more money than a $160 brand sparkling new 17" VGA LCD monitor off the shelf.

The conversion chips are supplied at Averlogic.com

I would explore to saw-off the laptop motherboard video section if you can get the schematic to see if there is any useable conversion chip section in there. A saw can extract the whole circuitry portion (including VGA output) , but it may take a PCI bus interface.
It won't be easy; try for a while and come back with findings.

Miguel
JPKNHTP
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JPKNHTP
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hp
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Post by hp »

Some older desktop video cards have a header on the card that outputs raw digital data that works with some laptop LCDs. There are plenty of pinouts on the internet on how to do this, all you got to do is match up the correct pins to your LCD. The signal names are pretty much standard. This would be way easier than coming up with a dedicated converter.
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haklesup
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Post by haklesup »

VGA is actually an Analog signal used because it gave better SNR when the displays were being developed. TIme has made the displays far more digital these days so I wouldn't expect the internal connections to a LCD to be VGA at all. Look at video cards with HDMI output and you may be able to match up the signals. Older video cards (not too old) also had a digital output similar to HDMI but a different connector. I forget the name but it may be compatible on that level as well.

Now you know what you should have been looking for (the datasheet) can you find a link on the web to post now. How about for the main interface IC on the display?
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